[user104658]

Originally Posted by LaLaLand

Yes Stanley Kubrick was a swine to her on set, apparently it was intentional by him in order to get the best performance out of her - it worked I guess.
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He abused and traumatised someone with the excuse of it being “for the art” and the rest of the cast and crew allowed it to happen.

Perhaps that’s the “get-wrenching” feeling you get from watching it.